Air Vent Valve (W-PQ21X-16T)

Application:
The Watts W-PQ21X Air Vent Valve is designed to use for discharging excess
gas in the pipeline, ensuring the safety of the pipeline. It’s generally used in
heating system, etc.
Features:
1. Using lever type sealing structure;
2. Small volume, light weight, simple and reliable structure;
3. Large range of working pressure.